The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 2020
Filed:
Dec. 07, 2017
Applicant:
Nivarox-far S.a., Le Locle, CH;
Inventors:
Alexandre Fussinger, Wavre, CH;
Philippe Barfuss, Auvernier, CH;
Assignee:
Nivarox-FAR S.A., Le Locle, CH;
Primary Examiner:
Int. Cl.
CPC ...
G04B 31/012 (2006.01); G04B 13/02 (2006.01); G04B 43/00 (2006.01); G04B 15/14 (2006.01); G04B 1/16 (2006.01); G04B 17/32 (2006.01);
U.S. Cl.
CPC ...
G04B 31/012 (2013.01); G04B 1/16 (2013.01); G04B 13/026 (2013.01); G04B 15/14 (2013.01); G04B 17/32 (2013.01); G04B 43/007 (2013.01);
Abstract
A pivot arbor for a timepiece movement including at least one pivot made of a non-magnetic metal material at at least one of its ends in order to limit its sensitivity to magnetic fields. The non-magnetic metal material is a non-magnetic light metal or a non-magnetic alloy of the light metal, and at least the external surface of the pivot is coated with an anodic oxide layer of the material, obtained by anodic growth.